| // Copyright 2010 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package html |
| |
| import ( |
| "testing" |
| "utf8" |
| ) |
| |
| func TestEntityLength(t *testing.T) { |
| // We verify that the length of UTF-8 encoding of each value is <= 1 + len(key). |
| // The +1 comes from the leading "&". This property implies that the length of |
| // unescaped text is <= the length of escaped text. |
| for k, v := range entity { |
| if 1+len(k) < utf8.RuneLen(v) { |
| t.Error("escaped entity &" + k + " is shorter than its UTF-8 encoding " + string(v)) |
| } |
| if len(k) > longestEntityWithoutSemicolon && k[len(k)-1] != ';' { |
| t.Errorf("entity name %s is %d characters, but longestEntityWithoutSemicolon=%d", k, len(k), longestEntityWithoutSemicolon) |
| } |
| } |
| for k, v := range entity2 { |
| if 1+len(k) < utf8.RuneLen(v[0])+utf8.RuneLen(v[1]) { |
| t.Error("escaped entity &" + k + " is shorter than its UTF-8 encoding " + string(v[0]) + string(v[1])) |
| } |
| } |
| } |